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Table 3 Comparison of average blood pressure, hypertension prevalence, awareness, treatment and control across China Health and Nutrition Survey (CHNS) 2011, CHNS 2001 and the International Collaborative Study of Cardiovascular Disease in ASIA (InterASIA 2000–2001) among Chinese adults

From: Factors associated with awareness, treatment and control of hypertension among 3579 hypertensive adults in China: data from the China Health and Nutrition Survey

  CHNS 2011 CHNS 2001 [16] InterASiA (2000–2001) [17]
Blood pressurea SBP/DBP SBP/DBP SBP/DBP
 All subjects 143/89 N/A 149/90
 Those took treatment 143/87 N/A 148/89
 Those did not take treatment 143/90 N/A 149/91
Hypertension profile (%)
 Prevalence 27.6 18.0 26.5
 Awareness 55.7 24.0 43.0
 Treatmenta 46.5 20.0 29.9
 Treatmentb 83.0 78 61.5
 Controla 20.3 4.5 7.7
 Controlc 43.8 24 29.1
  1. Control of hypertension was defined as SBP/DBP < 140/90 mmHg among subjects receiving pharmacological treatment;
  2. N/A indicated data not specified
  3. SBP Systolic blood pressure, DPB Diastolic blood pressure
  4. aamong subjects with hypertension;
  5. bamong subjects who were aware of their hypertension;
  6. camong subjects who took antihypertensive medications;